5. Vorrichtung nach mindestens einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß sie als tragbares Gerät konzipiert ist. 5. The device according to at least one of the preceding claims, characterized in that it is designed as a portable device.

Measurement device or induction device with measurement device, or device for material recovery for a measurement device for metabolic states in the blood by puncturing under reduced pressure in a suction cup with displacement of the measurement zone outside the tip region of the puncturing device